🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.7

Radius: 13.9

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.65 AU - 0.95 AU

Year: 462 Days

Day: 14 Hours

Environment

Temp: -138 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 71,503,246 km

• M1: 172,935 km (0.11 R)
• M2: 717,621 km (0.118 R)
• M3: 1,279,660 km (0.117 R)
• M4: 1,771,688 km (0.119 R)
• M5: 2,541,518 km (0.099 R)
• M6: 3,187,183 km (0.03 R)
• M7: 3,811,604 km (0.026 R)
• M8: 4,304,679 km (0.117 R)
• M9: 5,618,746 km (0.061 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.1

Radius: 10.9

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.85 AU - 0.91 AU

Year: 533 Days

Day: 12 Hours

Environment

Temp: -160 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 71,503,246 km

• M1: 135,536 km (0.088 R)
• M2: 580,141 km (0.117 R)
• M3: 981,512 km (0.044 R)
• M4: 1,357,601 km (0.091 R)
• M5: 1,946,119 km (0.088 R)
• M6: 2,321,310 km (0.12 R)
• M7: 2,820,518 km (0.097 R)
• M8: 4,558,846 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213

Radius: 9.6

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.1 AU - 1.28 AU

Year: 838 Days

Day: 12.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 71,503,246 km

• M1: 119,379 km (0.026 R)
• M2: 536,757 km (0.074 R)
• M3: 919,129 km (0.076 R)
• M4: 1,417,290 km (0.117 R)
• M5: 2,581,311 km (0.087 R)
• M6: 3,138,414 km (0.086 R)
• M7: 4,053,803 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.6

Radius: 12.1

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.45 AU - 4.03 AU

Year: 3766 Days

Day: 5.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,503,246 km

• M1: 151,543 km (0.119 R)
• M2: 547,678 km (0.054 R)
• M3: 1,005,896 km (0.083 R)
• M4: 2,330,136 km (0.105 R)
• M5: 2,764,868 km (0.087 R)
• M6: 3,272,453 km (0.099 R)
• M7: 4,053,055 km (0.106 R)
• M8: 4,522,792 km (0.091 R)
• M9: 4,929,399 km (0.058 R)
• M10: 5,412,900 km (0.045 R)
• M11: 6,269,946 km (0.093 R)
• M12: 7,474,059 km (0.117 R)
• M13: 7,874,084 km (0.051 R)
• M14: 9,085,976 km (0.106 R)
• M15: 10,255,084 km (0.12 R)
• M16: 11,088,643 km (0.106 R)
• M17: 11,610,141 km (0.111 R)
• M18: 12,796,303 km (0.089 R)
• M19: 13,861,739 km (0.107 R)
• M20: 14,314,272 km (0.101 R)
• M21: 15,894,475 km (0.096 R)
• M22: 21,934,638 km (0.092 R)
• M23: 22,896,553 km (0.029 R)
• M24: 23,814,784 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 500.6

Radius: 4.9

Gravity: 20.85 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 9.24 AU - 11.34 AU

Year: 21313 Days

Day: 23 Hours

Environment

Temp: -226 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 71,503,246 km

• M1: 61,036 km (0.093 R)
• M2: 321,935 km (0.11 R)
• M3: 550,969 km (0.068 R)
• M4: 885,619 km (0.109 R)
• M5: 1,124,527 km (0.094 R)
• M6: 1,345,782 km (0.084 R)
• M7: 2,423,934 km (0.099 R)
• M8: 3,679,659 km (0.051 R)
• M9: 4,266,382 km (0.066 R)
• M10: 4,667,603 km (0.046 R)
• M11: 4,913,093 km (0.093 R)
• M12: 5,278,710 km (0.113 R)
• M13: 6,064,099 km (0.068 R)
• M14: 6,527,853 km (0.052 R)
• M15: 6,790,547 km (0.045 R)
• M16: 8,161,013 km (0.115 R)
• M17: 8,466,043 km (0.076 R)
• M18: 9,152,996 km (0.116 R)
• M19: 11,000,979 km (0.08 R)
• M20: 12,406,750 km (0.094 R)
• M21: 15,338,718 km (0.07 R)
• M22: 16,038,837 km (0.087 R)
• M23: 23,632,574 km (0.114 R)
• M24: 25,415,481 km (0.056 R)
• M25: 25,956,427 km (0.113 R)
• M26: 28,197,254 km (0.094 R)
• M27: 30,200,669 km (0.088 R)
• M28: 31,298,717 km (0.073 R)
• M29: 40,910,679 km (0.094 R)
• M30: 47,594,263 km (0.12 R)
• M31: 54,075,442 km (0.088 R)
• M32: 60,735,389 km (0.102 R)
• M33: 66,277,841 km (0.117 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 431 - 18,966 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit